-18.19% is the change from 775 to 634
Calculation steps:
[( 634 - 775 ) ÷ 775] x 100 = -18.19%
Formula
Percentage change = [(634 - 775) / 775] x 100
Subtract the new number by the original number
634 - 775 = -141
-141 ÷ 775 = -0.18193548387096775
-0.18193548387096775 x 100 = -18.19%